Marco Rubio has appointed business consultant Brendan Hanrahan as the State Department's top official for Europe amid tensions

Brendan Hanrahan, a former business consultant, has been appointed senior official for Europe in the State Department by Marco Rubio. The move comes at a tense time in US relations with Europe amid Trump's policies. Hanrahan, with experience at Bain Capital and McKinsey, will take a central position in managing relations with Ukraine and Russia. State Department staff express concern about his lack of foreign policy experience.